Answer: ∠A + ∠B + ∠C = 180° Hence, the sum of all interior angles of a triangle is 180° regardless of the type of triangle. This is also called angle sum property of a triangle. Step-by-step explanation: Reply

Answer:[tex]180 + 3[/tex]

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Step-by-step explanation:hehhshsh

Answer:∠A + ∠B + ∠C = 180° Hence, the sum of all interior angles of a triangle is 180° regardless of the type of triangle. This is also called angle sum property of a triangle.

Step-by-step explanation: